SD Rack - DiGiCo
Contents
1. rannurnnnnennnnennnnnnnnnnnnnnnennnnennnnven nnmnnn 1 12 1 6 14 Rack Main and Aux Splits evnnnrrrnnnvernnnvennnnvennnnuvenen ANEN 1 13 1 6 15 Rack Card Splits anmrnnnnernnnnornnnnnennnnnnnnnnnnnnnnnennnnnennnn nnmnnn 1 13 1 2 VDIGICO SD Rack UK Ltd Di e LSI EC DECLARATION OF CONFORMITY This is to certify that the SD RACK AUDIO I O INTERFACE From serial number 770022 1009 Manufactured by DIGICO UK LIMITED UNIT 10 SILVERGLADE BUSINESS PARK LEATHERHEAD ROAD CHESSINGTON SURREY KT9 2QL UNITED KINGDOM TEL 44 01372 845 600 FAX 44 01372 845 656 Conforms with the protection requirements of the Council Directive s 2004 108 EC and 2006 95 EC relating to Electromagnetic Compatibility and Low Voltage Directive by the application of the following standards EN55103 1 1997 Emission standard EN55103 2 1997 Immunity standard EN60065 2002 Low voltage directive p F Be me ml pt ef WE gr Signed LQ ET EN a Position Technical Director John Robert Stadius Date 27 September 2010 Dud and ex 1 3 SD Rack 1 1 Introduction 1 1 1 SD Rack Unit and Modules Installation Notes The SD Rack Unit is a 19 inch chassis with a control panel and PSUs at the top It is a standard 19 rack mount wide 365mm deep excluding connectors and 10u 445mm high Rack Mains Earthing The SD Rack Unit must be earthed to the mains earth according to the safety instructions included2. External Word Clock sync Word Clock input is Master lt RxM gt MADI Main sync MADI Main input is Master lt RxX gt MADI Aux sync MADI Aux input is Master lt OPTO gt Optocore sync Optocore is Master normally the lowest numbered Optocore ID on the system 1 6 10 Rack Sync Order sumisesmsminesnansentivsvnnionsendss This page allows selection of the rack sync priority order when the the Rack Sync setting is AUTO The Default setting is WMXO gt which allows automatic selection of sync order priority to Word Clock Main MADI Aux MADI and finally Optocore This means that if a valid Word Clock is present at the Word Clock input the rack will sync to that and if not present the rack will look for a valid sync on the MADI Ports If that is also not present sync will be derived from Optocore This setting can be manually overridden and a specific sync priority order can be set as any of the combinations in the picture below where W Word Clock M Main MADI X Aux MADI O Optocore D Suen SD Rack 1 6 11 Rack Sample Rate nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnennnnnnnnennnnn This page allows selection of the rack sample rate This is only possible if the Rack Sync Source is set to internal Available options are 44 1KHz 48KHz 88 2KHz 96KHz 176KHz and 192KHz 1 6 12 Rack Routing Mode nnnvennnnuvnnnnnnnnnnnnnnnnnnnnnnnnnnnernnnnnvennnnnnen This page allows selection of the rack routing mo
3. greater than 350M between individual devices 2 You require compatibility with Optocore s own I O units some of which will only operate at the 1GB fibre speed Please consult your Optocore device documentation for the fibre speed specifications NOTE Using a fibre speed of 1GB will restrict the system s Optocore fibre channel count to 224 I O at 96KHz gel omo one om opm open om onoi one opon Se omo 1 6 8 USB Rack Control nnvavavannnnunnnnvnvnvnnnnvnvnvnnnnnnnnnavnnnunnnnvnvnvnnnnr This page allows selection of which rack component can be addressed by the rack USB port When set to Opto gt the internal Optocore board can be addressed for the reprogramming of Optocore firmware this is not required unless under specific instruction from your distributor or DiGiCo Support When set to lt Rack the general rack control system can be addressed this feature is not yet implemented Nov 2010 The Default setting is lt Rack 1 6 9 Rack Sync SOuUrcCe ssssssnnssnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn said This page allows selection of the rack sync source The Default setting is lt AUTO gt which allows automatic sync selection in the order selecetd in the Rack Sync order page where the default setting is WMXO as detailed in Main Display above This setting can be manually overridden and a specific sync source can be set as either lt INT gt Internal sync Rack is Master lt WCLK gt
4. SD Rack DIGICo SD Rack User Manual B August 2013 we DIGiCO 192 Khz SD Rack VDIGICO 11 SD Rack Contents NON axe 1 1 1 SD Rack Unit and Modules Installation Notes 1 4 t2 SD Rack OW GN J 13 SD RACK GORI E LASD RAC ANOS ee one 1 4 1 Analogue Mic Line Input card ADC seess ENN 1 7 1 4 2 Analogue Line Output card DAG rnnnernnnennnnnennnnennnn ven 1 7 1 5 Splits amp Gain Tracking s rnnnnnonnnnnennnnnnnnnnnennnnnennnnnnennnnnennnnnennnnnn Aen 1 5 1 Split Options Lier menne 1 7 1 5 2 Gain Tracking rasemessige menne 1 7 1 6 Using the SD Rack Menu System nnennnnnennnnnonnnnnennnnnennnnnennnnner nnan 16 1 PSU Readings ape 1 10 1 6 2 I O Card Code Versions annnnnnnnennnnnnnnnnnnnnnnnnnnennnnenn KEEN 1 10 1 6 3 MADI Card Code Versions rvannnennnnnennnnnnnnnnnnennnnvennn ANEN 1 10 BE Rack UG csser E aai Eaa 1 10 1 05 Rack eessen 1 10 1 00 M in DUS E 1 10 1 6 7 Optocore ID amp Fibre Speed cccccceseseeseeseeseeneeeee veven 1 11 1 6 8 USB Rack Control sccicsnscctcxcccssateccessmccecsncccsepemeneneceeseens settes 1 11 1 6 9 Rack Sync SOUL andere Gurine 1 11 1 6 10 Rack Sync Order rnannvnnnnnnennnnnnnnnnnnnnnnnnnnnnnennnnnennnn nnmnnn 1 11 1 6 11 Rack Sample Rate rrnnnnrnnnnnrnnnnnrnnnnnennnnnennnnnennnnnvennn mannna 1 12 1 6 12 Rack Routing Mode ccccscseeseeeeseeeeseeeeeeeeeenenee nnmnnn 1 12 1 6 13 Rack Routing Order
5. de which external source MADI or Optocore is being routed in and out of the rack The Default setting is lt AUTO gt which allows automatic routing selection where the routing mode follows the Rack Routing Order setting see next section This setting can be manually overridden and a specific routing source can be set as either lt RxM gt MADI Main routing Input and output routing via MADI Main lt RxX gt MADI Aux routing Input and output routing via MADI Aux lt OPTO gt Optocore routing Input and output routing via Optocore 1 6 13 Rack Routing Order This page allows selection of the rack routing priority order which is used when the Rack Routing Mode is set to AUTO The Default setting is MXO gt which allows automatic selection of routing order priority to Main MADI Aux MADI and finally Optocore This means that if a valid MADI stream is detected on the Main MADI then this is used If that is not present then the Aux MADI will be used and if neither are present then Optocore will be used This setting can be manually overridden and a specific sync priority order can be set as any of the combinations in the picture below where M Main MADI X Aux MADI O Optocore 142 D Suen SD Rack 1 6 14 Rack Main and Aux Splits esnenvvrvnnnnvvnnennnnvnvennnnnnvevnnnnnnuerr This page controls the Main MadiSM and Aux MadiSX MADI Split functions 1 Each split can be lt OFF gt lt ON gt or ON
6. er Indicator Signal Present Clip Indicator 1 4 2 Analogue Line Output card DAC rrnnnnnvvnnnnnernnnnnennnnnnerenn The 8 Line output DAC card has 2 indicators at the bottom of the card The red indicator shows the status of Gain Tracking On Off The yellow indicator shows the status of the card Split On Off Gain Tracking On Off Indicator Split On Off Indicator 1 5 Splits amp Gain Tracking 19 1 OIL OO DUONG geet The SD Rack has several different Split options 1 Each input slot block of 8 sockets on an input card can be split to its relevant output slot So slot 1 would be split to slot 8 slot 2 to slot 9 and so on These split signals can be automatically Gain Tracked so that any change in the analogue gain on the input socket is compensated by the opposite change in digital trim on the relevant output socket The output cards have LED indicators showing Split ON OFF and Gain Tracking ON OFF status 2 There are 2 dedicated MADI split ports on BNC connectors labelled MADI Split Main MadiSM and MADI Split Aux MadiSX These ports can provide either 2 independent split signals at 48KHz or a pair of split signals that contain MADI channels 1 28 and 29 56 at 96KHz These outputs can also have automatic Gain Tracking applied to them on a per split basis Eg Main Split with Gain Tracking On and Aux Split with Gain Tracking Off 1 5 2 Gain TRACKING gege Gain Tracking can be controlled from the Rack LCD Menu system or opt
7. he supply approval covers use in ambient air temperatures up to 35 deg C Operation in temperatures above this should be avoided Rack Control Panel Connections MADI I O BNC 4 sockets 2 Pairs of I O to Console MADI output split BNC 2 sockets to Console or recorder etc Optocore HMA 2 Bidirectional dual connector optional Neutrik 2 x OpticalCON Duo optional ST Optical x 4 optional Word Clock Out BNC socket 48 96 KHz 5V p p Word Clock In BNC socket 48 96 KHz 5V p p max USB type B Mains Power IEC power x 2 Dual redundant supplies Stage rack 200VA run FOH rack 200VA run 100V 240V 50 60Hz auto sense Requires 2 separate mains connections Input Output Slots Below the panel the Rack Unit has Input and Output slots Each of these slots can be filled with a different Rack Module providing an I O system which is configured according to model or user requirements SD modules in the SD Rack can be removed and replaced whilst others are in use hot swappable Rack Module Inputs and Outputs There are different Rack Modules for interfacing to different digital and analogue devices Each Rack Module carries eight channels of audio The modules fall into two broad groups those which carry only inputs or outputs and those which carry both input and output signals Output modules must be installed in Output slots while Input and I O modules must be installed in Input slots The rack can be fitted with up to 7 input or I O modules a
8. ionally by an SD Series console With Gain Tracking switched ON the digital trim on the split outputs works in direct relation to the analogue gain that is applied to the relevant same numbered input socket Any change in the analogue gain at the input results in the opposite change being applied to the digital trim of the output split socket If the analogue gain of an input socket starts at 0dB and with Gain Tracking On is raised to 10dB the output split level will remain constant because it will have had a 10dB change applied to it in real time The correct procedure to follow is to set an acceptable level of analogue gain on each input before switching the Gain Tracking function on Once the Gain Tracking function is active it should not be switched off without careful consideration There is also a Gain Track Reset function which sets the split output digital trim to zero This function should also be treated with due care because using it on an active split will potentially change the output level by a large amount VDIGICO 1 7 SD Rack 1 6 Using the SD Rack Menu System The LCD Menu System on the rack MADIPod is normally in a locked state and cannot be accessed The main display will be visible and if the rack is not connected to an SD console the background colour will be light blue If an SD console is connected and the rack is correctly receiving control data from it the display will flash green Pressing and holding the 2 b
9. is page shows the type of card detected in each rack slot and the firmware version installed on the card SLx indicates slot number in the range SL1 to SL14 reading left to right in the rack Date codes are DD MM YY No adjustment is possible from the menu lt SL1 gt lt SL2 gt SL3 gt SL4 gt lt SL14 gt ADC RxAES DAC empty gt gt gt empty 240310 21209 171109 1 6 3 MADI Card Code Versions s s snvavavanannnnnvnvnnnnnnvnvnnnnnunnvnvnvnn This page shows the MADIPod firmware versions installed on the rack HOST FPGA and FONT date codes are DD MM YY No adjustment is possible from the menu Version Version Version lt host gt lt fpga gt lt font gt 123456 123456 123456 164 BAK TYPE sene This page shows the SD Rack type that the MADIPod is currently for Options are SD Rack SD MINI Rack and SD NANO Rack Set this according to the rack type being used 1 6 5 Rack estate Eeer This page allows the user to set all rack parameters to their DEFAULT values When the display shows Default Rack Yes gt press the Right arrow button to confirm The display will now show Default Rack Sure gt press the Right arrow button to confirm Using the Left arrow button will navigate back from Sure gt to Yes gt 1 6 6 Main Display The main display is always visible when the Menu System is in a locked state It indicates r The type of input output being routed M MADI O Optocore s The rack sync so
10. k sync from the connected console in normal operation It can run run at 48KHz or 96khz when clocked by the console It is capable of running at 192KHz but this has not yet been implemented in current console software The SD Rack can also receive sync from its own internal clock at several different sample rates see section 1 6 9 Rack Sample Rate Additionally the rack can receive sync from an external word clock source when the word clock is connected to the rack s word clock in port 1 4 SD Rack Cards Several rack I O card options are available I O cards normally provide blocks of 8 signals A rack can be fitted with up to 14 I O cards providing up to 56 inputs and 56 outputs Card options are Analogue Mic Line Input card on XLR Analogue Line Output card on XLR AES Input card on XLR or BNC AES Output card on XLR or BNC AES Bidirectional I O card on XLR or BNC Aviom card 16 outputs occupying 2 rack slots CAT5 connector AES42 Mic Input card on XLR HD SDI 8 Channel Embed De Embed I O card on BNC MIC LINE AES42 AES IN AES I O ADAT AES O LINE OUT AVIOM HD SDI 1 6 vDIGICO SD Rack 1 4 1 Analogue Mic Line Input card ADC annnnnnnnnnnnnnnnnnnnnnnnnn The 8 Mic Line input ADC card has 2 indicators on each socket The orange indicator shows the status of 48V Phantom Power On Off The green indicator shows signal present and this turns red when the signal is close to clipping 0 ADC JP ee ve H 48V Phantom Pow
11. nd 7 output modules less where I O modules fitted Rack Module Connections Audio connections to the Rack Modules are made using appropriate connectors for the type of module See the specifications for a list of the different connectors used in the Rack Modules Rack Signal Earthing The analogue earthing requirements of the Rack unit is similar to those of a conventional large analogue console All analogue inputs and outputs are balanced and symmetrical but not floating because of their transformerless design Installers should use good earthing practice as with any large audio installation Digico can provide copies of AES papers on this subject upon request 1 4 VDIGICO SD Rack Hot Swappable Rack MADI OPTO Hot Swappable Dual Redundant PSU Pod Dual Redundant PSU D Raok Madi POD rer HR eme GT ET AT en N d D 1 3 1 D er K CU OKT Input or Bidirectional Cards Output Cards Optocore Interface e gh gi T omplies with 21 CFR System PE Settings Controls Yet MaDi gl set 1 EZ e OD E A 5 Word Clock Gch Lop SCH F IN OUT on E 2 Sp E ES s SD ARack Madi POD External USB Control Port AUX MADI AUX MADI Split MAIN MADI MAIN MADI Split VDIGICO We SD Rack 1 2 SD Rack Power The SD rack has dual redundant hot swappable power supplies The rack should be operated with both powersupplies on whenever possible 1 3 SD Rack Clocking The SD Rack will receive cloc
12. urce M MADI O Optocore Int Internal W Word Clock idxx The Optocore ID of the rack xxK The sample rate being used by the rack eg 48KHz WMXO The sync priority order which defaults to Word Clock MADI Main MADI Aux Optocore An upward arrow will appear underneath each of the available sources of sync Thus if there is no valid Word Clock or MADI input to the rack it will automatically sync to Optocore if present If a valid Word Clock input is then connected to the rack this will automatically become the sync source for the entire Optocore system If multiple valid Word Clock inputs are connected to different racks the rack with the lowest optocore ID that is receiving a Word Clock will become the sync source for the entire Optocore system SD Rack 1 6 7 Optocore ID amp Fibre Speed nrneernnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnnnr These pages show the Optocore ID of the rack in range of 11 to 24 and the fibre speed which is either 1GB or 2 GB Each rack requires a unique ID so that it can be recognised by the rest of the Optocore system To change the ID scroll with the Left Right buttons until you reach the required number The rack fibre speed needs to be set to the same value as all other devices in the Optocore system The Default is 2GB and this should not be changed unless you have special requirements There are two possible reasons to change the fibre speed to 1GB 1 If you require distances of optical fibre
13. uttons marked with left and right arrows for 2 seconds unlocks the Menu System During the 2 seconds the display will be red and say Locked and when unlocked the display will turn green and say Unlocked The Up Down buttons scroll through the pages in the Menu System and the Left Right buttons are used to select each item within pages that have multiple items When an item s value can be changed the Up Down arrows are used for this If the rack is left in an idle state for 2 minutes it will relock itself Please refer to the following diagram for menu navigation details 1 8 Dud and ex SD Rack PSUA PSUB PSUA PSUB PSUA PSUB PSUA PSUB lt 5V gt oy lt 7V gt lt 7V gt lt 15V gt lt 15V gt lt 15V gt lt 15V gt 5 00V 5 00V 7 00V 7 00V 15 00V 15 00V 15 00V 15 00V lt SL1 gt lt SL2 gt lt SL3 gt lt SL4 gt lt SL14 gt ADC RxAES DAC empty gt gt gt gt empty 240310 21209 171109 2 secs gt Version Version Version lt host gt lt fpga gt lt font gt 123456 123456 123456 7 Ea VDIGICO 1 9 SD Rack 1 6 1 PSU e Ti e E This page shows readings for all rack PSU voltages No adjustment is possible from the menu PSUA PSU B PSU A PSU B PSU A PSU B PSU A PSU B lt 5V gt lt 5V gt KA E lt V gt lt 15V gt e 15V gt lt 15V gt lt 15V gt 5 00V 5 00V 7 00V 7 00V 15 00V 15 00V 15 00V 15 00V 1 6 2 I O Card Code Versions snnnennnnnnennnnnnennnnnennnnnnennnnnnennnnnnennn Th
14. with automatic Gain Tracking enabled lt GT gt 2 The sample rate of the split signal can also be set to be either the same as the rack s current sample rate lt SYS gt eg 96Khz or lt SYS 2 gt which is half of the rack s current sample rate eg Rack at 96KHz and split at 48KHz 3 The MADI Type of the split can be set to standard 56 channel lt 56ch gt 64 channel lt 64ch gt or lt SD rck gt which will emulate the output of the SD rack and be recognised as such by the receiving MADI device This last type would be useful if the split was feeding an SD series console 1 6 15 Rack Card Splits L uasmrarsnssmamnmkdnigmidnnndn This page controls the individual output card Split functions Each card split can be lt OFF gt lt ON gt or ON with automatic Gain Tracking enabled lt GT gt Each input slot block of 8 sockets on an input card can be split to its relevant output slot So slot 1 would be split to slot 8 slot 2 to slot 9 and so on Split Split Split Shift Slt1 gt 8 Sltl gt 8 OFF e ON gt GT gt Split Split Split sl3 gt 10 sl3 gt 10 sl3 10 lt OFF gt e ON gt lt GT gt VDGIOO 1 13
15. with the mixer system The rack has twin supplies each with their own separate mains power connections with 2 IEC mains inputs per rack which must be separately connected to the mains earth Rack Power Supply Installation The SD Rack Unit contains 2 model MOD SDR PSU From s n 6221 1203 these are supplied with listed component approval to UL EN IEC CSA 60950 1 Units built to this standard are marked with the ETL mark These units are intended for operation ONLY in the SD Rack No attempt should be made to operate or install these supplies other than in the SD Rack only in the manner described here The rack will operate on only 1 supply Supply units on the SD Rack can be switched off removed and replaced whilst the other is use hot swappable Rack Power Supply Cooling The SD Rack Unit has twin supplies each with their own separate mains power connections with 2 IEC mains inputs per rack At least 1U 45mm of space should be left above and below the rack unit to allow ventilation and to prevent heat transfer from adjacent equipment At least 100mm 4 should allowed to side of the units to allow heat dissipation At least 100mm 4 free air should be left at both the front plain side and the rear connector side of the rack to allow ventilation However this clearance is usually required at a rack face and to allow connector access at the rear in any case Under no circumstances should the fan outlets be blocked or restricted T
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